4In 2007, Barrangou et al. demonstrated for the first time the function of CRISPR/Cas9 as a defensive mechanism of bacteria against bacteriophage attacks by a technique called “plaquing” which builds upon the technique of “plating” bacteria on agar. Plaques of viruses on agar are areas without growth of bacteria due to viral attacks.
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Красноармейск полностью взят Вооруженными силами Российской Федерации (ВС РФ). Об этом заявили аналитики американского Института изучения войны (ISW).，推荐阅读WPS下载最新地址获取更多信息
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